From: Andi Kleen <ak@suse.de>

Without this include kernel_locked is not defined when compiling
x86-64 with CONFIG_PREEMPT.



 kernel/power/process.c |    1 +
 1 files changed, 1 insertion(+)

diff -puN kernel/power/process.c~x86_64-config_preempt-fix kernel/power/process.c
--- 25/kernel/power/process.c~x86_64-config_preempt-fix	2003-08-10 14:39:07.000000000 -0700
+++ 25-akpm/kernel/power/process.c	2003-08-10 14:39:07.000000000 -0700
@@ -11,6 +11,7 @@
 #include <linux/interrupt.h>
 #include <linux/suspend.h>
 #include <linux/module.h>
+#include <linux/smp_lock.h>
 
 #ifdef DEBUG_SLOW
 #define MDELAY(a) mdelay(a)

_